ABB - Electrification Signature Partner Distributor
ABB - Electrification THF4325A1VW - No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N1 VW A
ABB - Electrification

THF4325A1VW

UPC: 783164645460


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Specification Sheet

Contact for Pricing

Overview

The ABB Spec-Setter heavy-duty fused safety switch (SKU: THF4325A1VW) is a UL 98 and CSA C22.2 No. 4-04 listed 3-pole, 240V AC switch designed for commercial and industrial applications requiring reliable circuit protection and control. Rated at 400A with a 60/75°C conductor rating, this switch is suitable for service equipment when installed per NEC standards. Its NEMA 1 enclosure provides dust and incidental contact protection in indoor environments, ensuring compliance with safety regulations while maintaining operational durability. This fused disconnect switch features a quick-make, quick-break mechanism and full cover interlocks for enhanced safety during operation. The THF4325A1VW accepts standard fuse classes H, K, and R, with adaptability for Class J fuses via load-block relocation—eliminating the need for additional hardware. Wire range compatibility spans from 4 AWG to 600 kcmil for copper and aluminum conductors, offering flexibility for diverse installation requirements. Key applications include high-current systems requiring precise power management, such as manufacturing facilities, data centers, and commercial buildings. The switch delivers 125 HP at 240V AC (3-phase NEC standard) and supports up to 350 HP at 600V AC (3-phase), making it suitable for heavy-duty motor loads and distribution systems. Optional accessories expand functionality: Class R fuse rejection kits (TRK56A), Class T fuse kits (THT5A), ground kits (TGL6), neutral kits (TNI65/TNI65A750), and auxiliary contact kits (e.g., DPDT THAUX66DA) for remote monitoring. Manufactured in the US, the THF4325A1VW adheres to ABB’s stringent quality standards, ensuring dependable performance in critical electrical infrastructure. Its compliance with NEMA KS1 Type HD standards and UL/CSA listings guarantees reliability for facilities prioritizing safety and operational continuity.
  • UL 98 & CSA C22.2 No. 4-04 listed heavy-duty fused safety switch
  • 400A, 3-pole, 240V AC with 60/75°C conductor rating
  • NEMA 1 enclosure for indoor dust/incidental contact protection
  • Accepts fuse classes H, K, R (adaptable for Class J via load-block relocation)
  • Wire range: 4-600 kcmil Cu/Al; dimensions: 60.1" H x 26.7" W x 9.1" D
  • Accepts Class H, K, and R Fuses
  • Optional Class J, T, and R Fuse Kits Available
  • Rugged and Reliable Design

Specifications

Amperage Rating
400 A
Application
Heavy
Current Rating
400 A
Enclosure
NEMA 1 (Indoor)
Nema Rating
NEMA 1
Nema Rating
N1
Number of Poles
3
Poles
3P
Series
Spec-Setter
Size
54.1 in
Standard
Yes
Voltage Rating
240 V
Voltage Rating
240 AC
Voltage Rating
240 V AC
Package Dimensions (L x W x H)
0.001 IN x 0.001 IN x 0.001 IN
Package Dimensions (L x W x H)
0.0025 cm x 0.0025 cm x 0.0025 cm
Package Weight (Imperial)
0.001 L
Package Weight (Metric)
0.001 kg
No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N1 A

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No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N1 A
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No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N3R A

THF4325AR

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THF4325AJ

No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N5/12 A
No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N4X A

THF4325AS

No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N4X A
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Frequently Asked Questions

What is the operating voltage range?

The device operates on 24V DC with a range of 20-28V DC.

What are the installation requirements?

The device must be installed in accordance with the National Electrical Code (NEC) standards.

What safety precautions should be taken?

Safety switches must be used to ensure high performance and continuous service.

Is the device compatible with other equipment?

The device is suitable for use as service equipment when installed correctly.

What is the device's application area?

The device is designed for commercial and industrial applications.

What maintenance is required for the device?

Regular maintenance is essential to ensure the device operates correctly and safely.

What type of switches are compatible?

Both fusible and non-fusible switches are available for use with the device.

What are the temperature requirements for operation?

The operating temperature range is not explicitly stated in the document.

What troubleshooting steps are recommended?

Common troubleshooting steps include checking connections and ensuring compliance with installation standards.

What is the device's power rating?

The power rating is not explicitly mentioned in the document.

Frequently Asked Questions about ABB - Electrification

What industries and applications are Jokab Safety products used for?

Jokab Safety products are specifically designed for machine safety applications across multiple critical industrial sectors, including Food and Beverage, Packaging, and Material Handling industries. Their safety solutions cover a wide range of machine safeguarding needs, such as safety light guards, safety controllers, safety relays, safety edges, safety mats, and two-hand control devices that protect personnel and equipment in complex industrial automation environments.

What technical support does Jokab Safety offer?

Jokab Safety offers comprehensive technical support through multiple channels, including a dedicated technical support phone line at (888) 385-1221 (Option 1) and email support at [email protected]. For advanced technical assistance, customers can contact their specialized Jokab Tech Support at (519) 982-0976 or email [email protected]. Additionally, they provide product specialist support through Jeff Leslie, who can be reached at (519) 982-0976, offering in-depth application and technical guidance.

What are the main product lines offered by Jokab Safety?

Jokab Safety offers a comprehensive range of machine safety products including safety light guards (Orion), safety controllers (Pluto), safety relays (Sentry), safety edges, safety contact mats, safety locks (Gkey), and safety sensors with OSSD and DYNlink interfaces. Their product lines are specifically designed for industrial applications in food and beverage, packaging, and material handling industries, providing robust safety solutions for machine guarding and personnel protection.

What are the key features of Jokab Safety products?

Jokab Safety products offer comprehensive industrial safety solutions with key features including: highest safety certification levels (up to PL e/Cat 4), extensive fault detection, multiple safety device types (optical safety devices, pressure sensitive devices, sensors, switches, locks, emergency stops), and innovative DYNlink technology that reduces cable requirements and simplifies installation. Their products are certified, verified, and compatible with major industrial automation systems like B&R, featuring easy M12 connector connections and a wide range of adapters to streamline safety implementation.

What certifications and standards do ABB - Electrification products comply with?

ABB - Electrification products comply with a comprehensive range of international certifications and standards, including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products meet critical international standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, and marine classification standards from Bureau Veritas, DNV, and Lloyd's Register of Shipping.

What industries and applications are ABB - Electrification products used for?

ABB - Electrification products are engineered for critical applications across multiple industries, including Energy, Oil & Gas, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their solutions cover essential electrical infrastructure needs such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems designed for high-reliability environments with a strong focus on sustainability, efficiency, and safety.

What technical support does ABB - Electrification offer?

ABB - Electrification offers comprehensive technical support through multiple channels, including a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services encompass 24/7/365 emergency services, on-site support, remote monitoring and diagnostics, installation and commissioning, equipment assessments, repair coordination, and multi-vendor technical assistance. Customers can also access resources like personnel safety training, disaster recovery support, and service agreements tailored to their specific electrification needs.

What are the main product lines offered by ABB - Electrification?

ABB - Electrification offers a comprehensive range of electrical distribution and protection products, including circuit monitoring systems, panelboards, switchgear, motor control centers, circuit breakers, softstarters, and power distribution solutions. Key product lines span low and medium voltage applications across utilities, commercial, industrial, healthcare, and manufacturing sectors, with specialized offerings like the ReliaGear® panelboards, SMISSLINE TP bus systems, and Ekip UP protection and metering relays.

What are the key features of ABB - Electrification products?

ABB - Electrification products feature advanced integrated design elements that enhance industrial performance and reliability. Key features include harmonics and EMC design, integrated DC choke, removable terminals for fast installation, USB ports for troubleshooting, and integrated Safe Torque Off (STO) functionality. The products deliver superior motor control capabilities, support both induction and permanent magnet motors, and offer robust operational features like side-by-side mounting without derating and operation at temperatures up to 45°C. Additionally, ABB's Electrification solutions emphasize digital innovation, with technologies like Novolink enabling predictive maintenance, enhanced analytics, and seamless system integration.

What communication protocols do ABB - Electrification products support?

ABB - Electrification products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with support for various network topologies and high-speed data transmission up to 100 Mbps.